Unit 2 Freshwater Ecology

Front

What percentage of the earth's water is found in the ocean?

Back

97% of the earth's water is found in the ocean.

Front

What is a wetland characterized by trees and standing water during certain times of the year?

Back

A wetland characterized by trees and standing water is called a swamp.

Front

What are the characteristics of lotic systems?

Back

Lotic systems are flowing water systems, tend to be long and narrow, are normally oxygen-rich, and may form canyons over time. They do not have stationary or standing water.

Front

Which river basin is Waco located in?

Back

Waco is located in the Brazos River basin.

Front

What is the effect of urbanization on flooding?

Back

Urbanization increases the frequency and severity of floods.

Front

Define freshwater ecology.

Back

Freshwater ecology is the study of the relationships between organisms and their environment in freshwater systems such as rivers, lakes, and wetlands.

Front

What is a marsh?

Back

A marsh is a type of wetland that is dominated by herbaceous plants and is characterized by periodic flooding.

Front

What is the difference between a swamp and a bog?

Back

A swamp is a wetland dominated by trees, while a bog is a wetland that accumulates peat and is characterized by acidic waters and sphagnum moss.

Front

What is a watershed?

Back

A watershed is an area of land that drains rainwater and snowmelt into a single body of water, such as a river, lake, or ocean.

Front

What role do wetlands play in the ecosystem?

Back

Wetlands provide habitat for wildlife, improve water quality, reduce flooding, and recharge groundwater.